What this means
The IEEE assigned the MA-L block 0040CF to STRAWBERRY TREE, INC.. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 00:40:CF, it is STRAWBERRY TREE, INC. hardware.
Frequently Asked Questions
Who owns MAC prefix 0040CF?
0040CF is registered to STRAWBERRY TREE, INC. in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. STRAWBERRY TREE, INC.'s block covers 16,777,216 addresses.
What devices use 0040CF?
Any network device with a MAC address starting 00:40:CF was manufactured by or for STRAWBERRY TREE, INC..